PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A4733Nipple,tube

Mueller Brass Co. · NSN 4730-01-142-7883 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-142-7883 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-142-7883. Primary manufacturer part number: A4733.
Features
  • Nipple,tube — FSC 4730
  • Seat Angle: 45.0 DEGREES FIRST END
  • Nominal Outside Diameter Tube Accommodated: 0.750 INCHES FIRST END IN
  • Material: COPPER ALLOY OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Mueller Brass Co.
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Nipple,tube, cataloged under National Stock Number 4730-01-142-7883, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Mueller Brass Co.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-142-7883
Primary Part NumberA4733
Item NameNipple,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMueller Brass Co.
StatusACTIVE
Seat Angle45.0 DEGREES FIRST END
Nominal Outside Diameter Tube Accommodated0.750 INCHES FIRST END IN
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5915-00-502-4600241-8048-010 INTERCHANGEABLE
Filter,radio Frequency Interfere
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
3040-00-507-7238A4733 INTERCHANGEABLE
Plate,backing,brake
Aerocontrolex Group, Inc. Div Talley Actuators
5970-01-375-194610101-5 INTERCHANGEABLE
Insulator,standoff
Dynalec Corporation
Cross-Reference Index
Part NumberManufacturer
A4733 PRIMARY Mueller Brass Co. (USA)
Related Parts
5915-00-502-4600INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
241-8048-010
3040-00-507-7238INTERCHANGEABLE
PLATE,BACKING,BRAKE
A4733
5970-01-375-1946INTERCHANGEABLE
INSULATOR,STANDOFF
10101-5

Frequently Asked Questions

What is NSN 4730-01-142-7883?

NSN 4730-01-142-7883 is a Nipple,tube, manufactured by Mueller Brass Co., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-142-7883?

NSN 4730-01-142-7883 has 1 cross-referenced part number: A4733 (Mueller Brass Co.).

What NSN replaces 4730-01-142-7883?

There are 3 known substitutes for 4730-01-142-7883: 5915-00-502-4600, 3040-00-507-7238, 5970-01-375-1946. Verify interchangeability with system specifications before substitution.

What are the specifications of A4733?

Key specifications for A4733: Seat Angle: 45.0 DEGREES FIRST END; Nominal Outside Diameter Tube Accommodated: 0.750 INCHES FIRST END IN; Material: COPPER ALLOY OVERALL. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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